Diamond and platinum diamond brooch of a standing Airedale Terrier, by the famous Philadelphia jeweller J.E. Caldwell & Co, marked "J E C & Co". American circa 1930.
Most likely from a design by the famous German born animalist of jewellery Gustav Manz (1865-1946). Manz was in popular demand by the fashionable jewellery retailers Tiffany; Marcus; Cartier; A.A. Vantine; Shreve, Crump & Low; Gillot & Co; Ferdinand Hotz; Raymond Yard; Bailey, Banks& Biddle; Black, Starr & Frost-Gorham and J E Caldwell.
This is a SOLD item and has been left in the Public Domain for research purposes. Images are available for public use with an acknowledgement to www.hamsheregallery.com